From 489c231776f0778db811b57a34d647f48b7fdf43 Mon Sep 17 00:00:00 2001
From: Chris Roth <chris@cjroth.com>
Date: Sun, 17 Mar 2013 00:19:06 -0600
Subject: [PATCH] added support for colors

---
 lib/encoder.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/lib/encoder.js b/lib/encoder.js
index f8786fd..1298f9c 100644
--- a/lib/encoder.js
+++ b/lib/encoder.js
@@ -10,6 +10,8 @@ var Encoder = exports.Encoder = function(){
 util.inherits(Encoder, events.EventEmitter);
 
 Encoder.prototype.default_options = {
+    foreground_color: '#000000',
+    background_color: '#FFFFFF',
     dot_size: 3, // default 3x3px per dot
     margin: 4, // default 4 dots for the margin
     level: 'L', // valid args (lowest to highest): L, M, Q, H
@@ -49,12 +51,18 @@ Encoder.prototype.encode = function(value, path, options)
                 : options[key];
         }
         
+        // remove # symbol from color codes because qrencoder does not like it
+        cmd_options.foreground_color.replace('#', '');
+        cmd_options.background_color.replace('#', '');
+        
         // start with base set of args that we'll always pass
         qrencode_args = [
             '-s', cmd_options.dot_size, 
             '-m', cmd_options.margin,
             '-l', cmd_options.level,
-            '-v', cmd_options.version
+            '-v', cmd_options.version,
+            '--foreground=' + cmd_options.foreground_color,
+            '--background=' + cmd_options.background_color
         ];
         
         // if case-sensitivity is disabled, add flag
@@ -107,4 +115,4 @@ Encoder.prototype.encode = function(value, path, options)
     } catch(err) {
         this.emit('error', err);
     }
-}
\ No newline at end of file
+}